Best Alertness Apps

AlertMeter

by Predictive Safety SRP, Inc.

Free

This app helps identify when fatigue, illness, medication, or distraction may impact cognitive function. It allows individuals to regularly test their alertness levels, providing companies with a daily overview of employees in critical roles. The app is designed to respect employee privacy while assessing fitness for work.

Nature Melody — Soothing, Calming, and Relaxing Sounds to Relieve Stress and Help Sleep Better (Free)

by Lina Elsayed

Free

Wake up gently and fall asleep faster with soothing nature sounds. This app offers a variety of high-quality, looped natural soundscapes to help calm your mind, reduce stress, and improve sleep quality. It functions as an alarm clock, sleep timer, and background sound player.

PVT WorkFit

by Pulsar Informatics

Free

This app administers the Psychomotor Vigilance Test (PVT) to objectively measure alertness and reduce workplace risks. It is scientifically validated and unaffected by individual differences, providing immediate performance scores for real-time decision-making.

Alarmed: Wake Up on Time

Get out of bed with missions

Free

This app helps you avoid oversleeping by requiring you to complete a challenge before the alarm stops. Choose from various missions like math puzzles or shaking your phone to ensure you get out of bed. It also provides simple statistics to track your wake-up habits.

Sleep Time: Cycle Alarm Clock

Smart Bedtime Timer & Tracker

Free

This app helps you fall asleep, stay asleep, and wake up refreshed with advanced sleep cycle analysis and a smart alarm. It offers detailed sleep tracking, soundscapes, and integration with Apple Health.

Alarm Clock Sleep Sounds Plus

Waking Up Cycle & Meditation

Free

This app is a progressive wake-up and sleep-aid alarm clock designed to improve sleep quality and promote a refreshed awakening. It offers guided meditations, sleep programs, and various brainwave entrainment options to help users fall asleep faster and wake up feeling energized. It can also be used for meditation, yoga, or power naps.

Fatigue Meter App

by Pulsar Informatics

Free

This app helps employees assess their fatigue levels during operations by creating schedule scenarios and performing validated alertness assessments. It includes the gold-standard Psychomotor Vigilance Test and synchronizes data automatically.

Alarmly: Loud Alarm Clock

The Alarm That Never Fails.

Free

This smart alarm app uses engaging missions to ensure you wake up on time. Choose from various challenges like math problems, typing, or taking photos to disable the alarm. It also offers weather updates, news, and mood tracking.

Snoozless: No-Snooze Alarm

The alarm you can't snooze

Free

This app helps you wake up on the first alarm by requiring you to complete a task before it stops. It offers various wake-up missions and integrates with health data to track sleep patterns.

sleep-2-Peak, sleep need tool

Get YOUR sleep, Give your BEST

Free

This tool helps you understand your body's natural sleep needs and circadian rhythm. Measure alertness variations with simple tests to optimize your daily schedule for peak performance and wellbeing. Export your data for personal use or research.

CrewAlert

by Jeppesen Systems AB

Free

This app helps airline professionals and crew manage fatigue risk by predicting and analyzing alertness levels. It offers tools for proactive and reactive fatigue reporting, risk reduction, and data collection, built on a scientific alertness model.